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Rollup merge of #112328 - juliusl:pr/windows-add-change-time, r=ChrisDenton

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Feat. adding ext that returns change_time

Addresses #112327
This commit is contained in:
Matthias Krüger 2024-07-19 17:06:49 +02:00 committed by GitHub
commit 45e4e96385
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10
library/std/src/os/windows/fs.rs
View File

@ -471,6 +471,13 @@ pub trait MetadataExt {
/// `fs::metadata` or `File::metadata`, then this will return `Some`.
#[unstable(feature = "windows_by_handle", issue = "63010")]
fn file_index(&self) -> Option<u64>;
/// Returns the change time, which is the last time file metadata was changed, such as
/// renames, attributes, etc
///
/// This will return `None` if the `Metadata` instance was not created using the `FILE_BASIC_INFO` type.
#[unstable(feature = "windows_change_time", issue = "121478")]
fn change_time(&self) -> Option<u64>;
}
#[stable(feature = "metadata_ext", since = "1.1.0")]
@ -499,6 +506,9 @@ impl MetadataExt for Metadata {
fn file_index(&self) -> Option<u64> {
self.as_inner().file_index()
}
fn change_time(&self) -> Option<u64> {
self.as_inner().changed_u64()
}
}
/// Windows-specific extensions to [`fs::FileType`].

11
library/std/src/sys/pal/windows/fs.rs
View File

@ -32,6 +32,7 @@ pub struct FileAttr {
creation_time: c::FILETIME,
last_access_time: c::FILETIME,
last_write_time: c::FILETIME,
change_time: Option<c::FILETIME>,
file_size: u64,
reparse_tag: u32,
volume_serial_number: Option<u32>,
@ -377,6 +378,7 @@ impl File {
creation_time: info.ftCreationTime,
last_access_time: info.ftLastAccessTime,
last_write_time: info.ftLastWriteTime,
change_time: None, // Only available in FILE_BASIC_INFO
file_size: (info.nFileSizeLow as u64) | ((info.nFileSizeHigh as u64) << 32),
reparse_tag,
volume_serial_number: Some(info.dwVolumeSerialNumber),
@ -413,6 +415,10 @@ impl File {
dwLowDateTime: info.LastWriteTime as u32,
dwHighDateTime: (info.LastWriteTime >> 32) as u32,
},
change_time: Some(c::FILETIME {
dhLowDateTime: info.ChangeTime as c::DWORD,
dhHighDateTime: (info.ChangeTime >> 32) as c::DWORD,
}),
file_size: 0,
reparse_tag: 0,
volume_serial_number: None,
@ -957,6 +963,10 @@ impl FileAttr {
to_u64(&self.creation_time)
}
pub fn changed_u64(&self) -> Option<u64> {
self.change_time.as_ref().map(|c| to_u64(c))
}
pub fn volume_serial_number(&self) -> Option<u32> {
self.volume_serial_number
}
@ -976,6 +986,7 @@ impl From<c::WIN32_FIND_DATAW> for FileAttr {
creation_time: wfd.ftCreationTime,
last_access_time: wfd.ftLastAccessTime,
last_write_time: wfd.ftLastWriteTime,
change_time: None,
file_size: ((wfd.nFileSizeHigh as u64) << 32) | (wfd.nFileSizeLow as u64),
reparse_tag: if wfd.dwFileAttributes & c::FILE_ATTRIBUTE_REPARSE_POINT != 0 {
// reserved unless this is a reparse point